Sergei Gimayev (born 16 February 1984) is a Russian professional ice hockey player who is currently playing for Dinamo Riga in the Kontinental Hockey League (KHL).
He was selected by Ottawa Senators in the 5th round (166th overall) of the 2003 NHL Entry Draft.
Gimayev made his Kontinental Hockey League debut playing with Barys Astana during the inaugural 2008–09 KHL season.